From: Grant Slater <git@firefishy.com>
Date: Thu, 1 Aug 2013 10:00:47 +0000 (+0100)
Subject: Tune virtio disks on nadder-01/02
X-Git-Url: https://git.openstreetmap.org/chef.git/commitdiff_plain/586483d60ed216a1b507823e8da0ef863d70c1a0?ds=sidebyside

Tune virtio disks on nadder-01/02
---

diff --git a/roles/nadder-01.rb b/roles/nadder-01.rb
index 1e75f0d8a..6952ac37a 100644
--- a/roles/nadder-01.rb
+++ b/roles/nadder-01.rb
@@ -14,6 +14,17 @@ default_attributes(
       }
     }
   },
+  :sysfs => {
+    :hdd_tune => {
+      :comment => "Tune the queue for improved performance",
+      :parameters => {
+        "block/vda/queue/nr_requests" => "512",
+        "block/vdb/queue/nr_requests" => "512",
+        "block/vda/queue/scheduler" => "deadline",
+        "block/vdb/queue/scheduler" => "deadline"
+      }
+    }
+  },
   :squid => {
     :cache_mem => "1500 MB",
     :cache_dir => "coss /store/squid/coss-01 128000 block-size=8192 max-size=262144 membufs=80"
diff --git a/roles/nadder-02.rb b/roles/nadder-02.rb
index b09058256..22541a067 100644
--- a/roles/nadder-02.rb
+++ b/roles/nadder-02.rb
@@ -14,6 +14,17 @@ default_attributes(
       }
     }
   },
+  :sysfs => {
+    :hdd_tune => {
+      :comment => "Tune the queue for improved performance",
+      :parameters => {
+        "block/vda/queue/nr_requests" => "512",
+        "block/vdb/queue/nr_requests" => "512",
+        "block/vda/queue/scheduler" => "deadline",
+        "block/vdb/queue/scheduler" => "deadline"
+      }
+    }
+  },
   :squid => {
     :cache_mem => "1500 MB",
     :cache_dir => "coss /store/squid/coss-01 128000 block-size=8192 max-size=262144 membufs=80"